DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 2ND Award a ₱33.2M contract to SOLID STAR BUILDERS AND CONSTRUCTION SUPPLYNational agencies

Transaction hash:

8b21dcd50a00a9741c5438018ae1d5c408bc08bc7063d088414936a22a275732

Status:

Included and unchanged

Block:

#5,833 180 blocks after it

Position in block:

Transaction 23 of 55

Award day:

Apr 21, 2025 (1 yr 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 2ND

To:

SOLID STAR BUILDERS AND CONSTRUCTION SUPPLY

Value:

₱33,202,450.26

Project:

25AH0192

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 2ND

Accountable officer:

Not stated in the source. PhilGEPS does not publish who certified the award.

Certification:

Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.

Demo signature:

Block #5,833 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - PANGASINAN 2ND awarded it to SOLID STAR BUILDERS AND CONSTRUCTION SUPPLY on 2025-04-21.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored 8b21dcd50a…275732now …
2. Block Merkle root changed
stored 6e1e4ca75a…7cd458now …
3. Block #5833 hash changed
stored 86bc16c25f…6b0448now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 54 records. Each step hashes the current value together with the sibling shown.

leaf 8b21dcd50a00a9741c5438018ae1d5c408bc08bc7063d088414936a22a275732
01 L 8565c6a7a9bf4c161cfb096b794bb1ae21bd30c739c58a68416fedc986bccf21
02 L e9fe3f2f3e839c0cb0b19412c3f18bb1c2270fd217cae0330992f57ecae01f71
03 L afd3888b1fdb0343fefde5036cd9e047ab6b5c9c083e256a87a4157fcab2b925
04 R 17db8015f09ebe33dd980d2234292436beda886194217b57b7281f4a09e02908
05 L c527377b57bbac17f406c10bd2643811e91aba042b1c053692267ed93590bdf0
06 R 9e5e862b2ddf5660c23f14071138b9c9c8ac0ddd3b51f77a9ca912a883342349
root 6e1e4ca75a3549b1b14c6a61f43439d68bd84337ff7904df9256cee01a7cd458